There is a certain ratio between the strength and hardness of cemented carbide. Within a certain range, when the cobalt content of the alloy increases, the strength of cemented carbide will also increase. On the contrary, the strength will decrease, but the hardness will increase.
The strength of cemented carbide is usually expressed as compressive strength. B test specimens are generally used to test the strength of cemented carbide. What is a b-test strip? b The sample strip means that its length is about 20.5*6.25*5.25. It is placed on the bracket, with two support points and a support platform. It is pressed down through the indenter. The force required to press the cemented carbide to fracture is its intensity value.
The relationship between wear resistance and strength is not very big, but the relationship between wear resistance and hardness is very important. Generally, the higher the hardness, the better the wear resistance. There is a certain ratio between the strength and hardness of cemented carbide. Within a certain range, when the cobalt content of the alloy increases, the strength of cemented carbide will also increase. On the contrary, the strength will decrease, but the hardness will increase.
The strength of cemented carbide is usually expressed as compressive strength. B test specimens are generally used to test the strength of cemented carbide. What is a b-test strip? b The sample strip means that its length is about 20.5*6.25*5.25. It is placed on the bracket, with two support points and a support platform. It is pressed down through the indenter. The force required to press the cemented carbide to fracture is its strength value.
The relationship between wear resistance and strength is not very big, but the relationship between wear resistance and hardness is very important. Generally, the higher the hardness, the better the wear resistance.
What is the strength and hardness of cemented carbide?
Jan 06, 2024
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